2120104112043 has 16 divisors (see below), whose sum is σ = 2827971550976. Its totient is φ = 1412819845920.

The previous prime is 2120104112029. The next prime is 2120104112101. The reversal of 2120104112043 is 3402114010212.

It is not a de Polignac number, because 2120104112043 - 2⁸ = 2120104111787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120104112023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89895513 + ... + 89919093.

It is an arithmetic number, because the mean of its divisors is an integer number (176748221936).

Almost surely, 2^{2120104112043} is an apocalyptic number.

2120104112043 is a deficient number, since it is larger than the sum of its proper divisors (707867438933).

2120104112043 is a wasteful number, since it uses less digits than its factorization.

2120104112043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34674.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 2120104112043 its reverse (3402114010212), we get a palindrome (5522218122255).

The spelling of 2120104112043 in words is "two trillion, one hundred twenty billion, one hundred four million, one hundred twelve thousand, forty-three".